Knowing how to check the firmware version on your iPhone can be helpful for a number of reasons. For example, you may need to check the firmware version to see if your device is up to date, or you may need to check the firmware version before installing a new app or update. Whatever the reason, checking the firmware version on your iPhone is a quick and easy process.
To check the firmware version on your iPhone, follow these steps:
1. Open the Settings app.
2. Tap on General.
3. Tap on About.
4. The firmware version will be listed next to “Software Version.”